1.Find the sum: (i) `3/5+1/5`

Find the sum: (i) 1+3+5+7+\ ....\ +\ 199 (ii) 7+10 1/2+14+\ .... +84 (iii) 34+32+30+\ .... \ +10

Find the sum : (i) 5/4 + ((-11)/(4)) , (ii) 5/3 + 3/5 , (iii) (-9)/(10) + 22/15 (iv) (-3)/(-11) + 5/9 , (v) (-8)/(19) + ((-2))/(57) , (vi) (-2)/(3) + 0 (vii) -2'1/3 + 4'3/5

Find the sum:  (i) 5/8+3/(10) (ii) 4 3/4+9 2/5

Find the sum:  (i) 5/6+3+3/4 (ii) 2 3/5+4 7/(10)+2 4/(15)

Without adding, find the sum. (i) 1+3+5+7+9 (ii) 1+3+5+7+9+l1+13+15+17+19

Find the sum: 5/9+\ 6+1 5/7

Without doing the actual addition, find the sum of: (i) 1 + 3 + 5 + 7 + 9 + 11+ 13 + 15 + 17+ 19 + 21 + 23 (ii) 1 + 3 + 5 + 7 + 9 + ......+39 + 41 (iii) 1 + 3 + 5 + 7 + 9 + ......+51 + 53

Find the sum 3 C_1 + 5C_2

Find the sum 3(1)/(5)+4(3)/(5)+7(2)/(5)

Find the cube of : (i) 2 2/5 (ii) 3 1/4 (iii) 0. 3 (iv) 1. 5